package 图;

import java.util.List;

class Node {
    public int val;
    public List neighbors;
    public Node(int val, List neighbors) {
        this.val = val;
        this.neighbors = neighbors;
        }
    }

public class 克隆图 {

    public Node cloneGraph(Node node) {
        return null;
    }

    public void dfs(Node node){
        if(node == null){
            return;
        }

    }
}
